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GB2178088B - Improvements in downhole tools - Google Patents

Improvements in downhole tools

Info

Publication number
GB2178088B
GB2178088B GB08518823A GB8518823A GB2178088B GB 2178088 B GB2178088 B GB 2178088B GB 08518823 A GB08518823 A GB 08518823A GB 8518823 A GB8518823 A GB 8518823A GB 2178088 B GB2178088 B GB 2178088B
Authority
GB
United Kingdom
Prior art keywords
downhole tools
downhole
tools
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB08518823A
Other versions
GB2178088A (en
GB8518823D0 (en
Inventor
Timothy George Boxell
Frank Baxter Bardsley
David Easton Stoddart
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gearhart Tesel Ltd
Original Assignee
Gearhart Tesel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gearhart Tesel Ltd filed Critical Gearhart Tesel Ltd
Priority to GB08518823A priority Critical patent/GB2178088B/en
Publication of GB8518823D0 publication Critical patent/GB8518823D0/en
Priority to GB858530029A priority patent/GB8530029D0/en
Priority to US06/885,241 priority patent/US4715440A/en
Publication of GB2178088A publication Critical patent/GB2178088A/en
Application granted granted Critical
Publication of GB2178088B publication Critical patent/GB2178088B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manipulator (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
GB08518823A 1985-07-25 1985-07-25 Improvements in downhole tools Expired GB2178088B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB08518823A GB2178088B (en) 1985-07-25 1985-07-25 Improvements in downhole tools
GB858530029A GB8530029D0 (en) 1985-07-25 1985-12-05 Carrier elements
US06/885,241 US4715440A (en) 1985-07-25 1986-07-14 Downhole tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08518823A GB2178088B (en) 1985-07-25 1985-07-25 Improvements in downhole tools

Publications (3)

Publication Number Publication Date
GB8518823D0 GB8518823D0 (en) 1985-08-29
GB2178088A GB2178088A (en) 1987-02-04
GB2178088B true GB2178088B (en) 1988-11-09

Family

ID=10582860

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08518823A Expired GB2178088B (en) 1985-07-25 1985-07-25 Improvements in downhole tools
GB858530029A Pending GB8530029D0 (en) 1985-07-25 1985-12-05 Carrier elements

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB858530029A Pending GB8530029D0 (en) 1985-07-25 1985-12-05 Carrier elements

Country Status (2)

Country Link
US (1) US4715440A (en)
GB (2) GB2178088B (en)

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US8297377B2 (en) 1998-11-20 2012-10-30 Vitruvian Exploration, Llc Method and system for accessing subterranean deposits from the surface and tools therefor
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US6598686B1 (en) 1998-11-20 2003-07-29 Cdx Gas, Llc Method and system for enhanced access to a subterranean zone
US6280000B1 (en) 1998-11-20 2001-08-28 Joseph A. Zupanick Method for production of gas from a coal seam using intersecting well bores
US8376052B2 (en) 1998-11-20 2013-02-19 Vitruvian Exploration, Llc Method and system for surface production of gas from a subterranean zone
US7073595B2 (en) 2002-09-12 2006-07-11 Cdx Gas, Llc Method and system for controlling pressure in a dual well system
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US6662870B1 (en) 2001-01-30 2003-12-16 Cdx Gas, L.L.C. Method and system for accessing subterranean deposits from a limited surface area
US6988548B2 (en) 2002-10-03 2006-01-24 Cdx Gas, Llc Method and system for removing fluid from a subterranean zone using an enlarged cavity
US6681855B2 (en) 2001-10-19 2004-01-27 Cdx Gas, L.L.C. Method and system for management of by-products from subterranean zones
US6962216B2 (en) 2002-05-31 2005-11-08 Cdx Gas, Llc Wedge activated underreamer
US6454000B1 (en) 1999-11-19 2002-09-24 Cdx Gas, Llc Cavity well positioning system and method
US6679322B1 (en) 1998-11-20 2004-01-20 Cdx Gas, Llc Method and system for accessing subterranean deposits from the surface
US7048049B2 (en) 2001-10-30 2006-05-23 Cdx Gas, Llc Slant entry well system and method
US6622803B2 (en) * 2000-03-22 2003-09-23 Rotary Drilling Technology, Llc Stabilizer for use in a drill string
US6412556B1 (en) 2000-08-03 2002-07-02 Cdx Gas, Inc. Cavity positioning tool and method
GB0103702D0 (en) 2001-02-15 2001-03-28 Computalog Usa Inc Apparatus and method for actuating arms
US6644422B1 (en) 2001-08-13 2003-11-11 Cdx Gas, L.L.C. Pantograph underreamer
US6591922B1 (en) 2001-08-13 2003-07-15 Cdx Gas, Llc Pantograph underreamer and method for forming a well bore cavity
US6575255B1 (en) 2001-08-13 2003-06-10 Cdx Gas, Llc Pantograph underreamer
US6595301B1 (en) 2001-08-17 2003-07-22 Cdx Gas, Llc Single-blade underreamer
US6595302B1 (en) 2001-08-17 2003-07-22 Cdx Gas, Llc Multi-blade underreamer
US6722452B1 (en) 2002-02-19 2004-04-20 Cdx Gas, Llc Pantograph underreamer
US7360595B2 (en) 2002-05-08 2008-04-22 Cdx Gas, Llc Method and system for underground treatment of materials
US6991047B2 (en) 2002-07-12 2006-01-31 Cdx Gas, Llc Wellbore sealing system and method
US6991048B2 (en) 2002-07-12 2006-01-31 Cdx Gas, Llc Wellbore plug system and method
US6725922B2 (en) 2002-07-12 2004-04-27 Cdx Gas, Llc Ramping well bores
US6976547B2 (en) 2002-07-16 2005-12-20 Cdx Gas, Llc Actuator underreamer
US7007758B2 (en) * 2002-07-17 2006-03-07 Cdx Gas, Llc Cavity positioning tool and method
US6851479B1 (en) 2002-07-17 2005-02-08 Cdx Gas, Llc Cavity positioning tool and method
US7025137B2 (en) 2002-09-12 2006-04-11 Cdx Gas, Llc Three-dimensional well system for accessing subterranean zones
US8333245B2 (en) 2002-09-17 2012-12-18 Vitruvian Exploration, Llc Accelerated production of gas from a subterranean zone
US7124818B2 (en) * 2002-10-06 2006-10-24 Weatherford/Lamb, Inc. Clamp mechanism for in-well seismic station
US6964308B1 (en) 2002-10-08 2005-11-15 Cdx Gas, Llc Method of drilling lateral wellbores from a slant well without utilizing a whipstock
US7264048B2 (en) 2003-04-21 2007-09-04 Cdx Gas, Llc Slot cavity
US7134494B2 (en) 2003-06-05 2006-11-14 Cdx Gas, Llc Method and system for recirculating fluid in a well system
US7100687B2 (en) 2003-11-17 2006-09-05 Cdx Gas, Llc Multi-purpose well bores and method for accessing a subterranean zone from the surface
US7163063B2 (en) 2003-11-26 2007-01-16 Cdx Gas, Llc Method and system for extraction of resources from a subterranean well bore
US7419223B2 (en) 2003-11-26 2008-09-02 Cdx Gas, Llc System and method for enhancing permeability of a subterranean zone at a horizontal well bore
US7207395B2 (en) 2004-01-30 2007-04-24 Cdx Gas, Llc Method and system for testing a partially formed hydrocarbon well for evaluation and well planning refinement
US7207390B1 (en) 2004-02-05 2007-04-24 Cdx Gas, Llc Method and system for lining multilateral wells
US7222670B2 (en) 2004-02-27 2007-05-29 Cdx Gas, Llc System and method for multiple wells from a common surface location
US7281578B2 (en) * 2004-06-18 2007-10-16 Schlumberger Technology Corporation Apparatus and methods for positioning in a borehole
US7353877B2 (en) 2004-12-21 2008-04-08 Cdx Gas, Llc Accessing subterranean resources by formation collapse
US7182157B2 (en) 2004-12-21 2007-02-27 Cdx Gas, Llc Enlarging well bores having tubing therein
US7299864B2 (en) 2004-12-22 2007-11-27 Cdx Gas, Llc Adjustable window liner
US7373984B2 (en) 2004-12-22 2008-05-20 Cdx Gas, Llc Lining well bore junctions
US7571771B2 (en) 2005-05-31 2009-08-11 Cdx Gas, Llc Cavity well system
US7967081B2 (en) * 2006-11-09 2011-06-28 Smith International, Inc. Closed-loop physical caliper measurements and directional drilling method
US8118114B2 (en) * 2006-11-09 2012-02-21 Smith International Inc. Closed-loop control of rotary steerable blades
US7900717B2 (en) * 2006-12-04 2011-03-08 Baker Hughes Incorporated Expandable reamers for earth boring applications
US8657039B2 (en) * 2006-12-04 2014-02-25 Baker Hughes Incorporated Restriction element trap for use with an actuation element of a downhole apparatus and method of use
US7891422B2 (en) * 2006-12-28 2011-02-22 Baker Hughes Incorporated Sensing tool
US7377333B1 (en) 2007-03-07 2008-05-27 Pathfinder Energy Services, Inc. Linear position sensor for downhole tools and method of use
US8497685B2 (en) 2007-05-22 2013-07-30 Schlumberger Technology Corporation Angular position sensor for a downhole tool
US7725263B2 (en) * 2007-05-22 2010-05-25 Smith International, Inc. Gravity azimuth measurement at a non-rotating housing
BRPI1013360A2 (en) * 2009-03-03 2019-09-24 Baker Hughes Inc chip deflector on a blade of a downhole reamer and method for them.
US8297381B2 (en) * 2009-07-13 2012-10-30 Baker Hughes Incorporated Stabilizer subs for use with expandable reamer apparatus, expandable reamer apparatus including stabilizer subs and related methods
US20110198099A1 (en) * 2010-02-16 2011-08-18 Zierolf Joseph A Anchor apparatus and method
US8291973B2 (en) * 2010-03-16 2012-10-23 General Electric Company Offset joint for downhole tools
US8464791B2 (en) * 2010-08-30 2013-06-18 Schlumberger Technology Corporation Arm system for logging a wellbore and method for using same
US20120205093A1 (en) * 2011-02-14 2012-08-16 Nathan Paszek Instrument for Centering Tools Within a Wellbore
DE102013205765B4 (en) * 2013-04-02 2021-06-02 Gud Geotechnik Und Dynamik Consult Gmbh Quality assurance system for diaphragm wall joints
US9435191B2 (en) * 2013-06-27 2016-09-06 Schlumberger Technology Corporation Downhole sensor flap and method of using same
US9915144B2 (en) * 2014-11-12 2018-03-13 Baker Hughes, A Ge Company, Llc Production logging tool with multi-sensor array
WO2018237072A1 (en) 2017-06-20 2018-12-27 Sondex Wireline Limited SYSTEM AND METHOD FOR DEPLOYING AN ARM
GB2578256B (en) 2017-06-20 2022-07-27 Sondex Wireline Ltd Sensor bracket system and method
US10920572B2 (en) 2017-06-20 2021-02-16 Sondex Wireline Limited Sensor deployment system and method using a movable arm with a telescoping section
US10907467B2 (en) 2017-06-20 2021-02-02 Sondex Wireline Limited Sensor deployment using a movable arm system and method
USD1009088S1 (en) * 2022-05-10 2023-12-26 Kaldera, LLC Wellbore tool with extendable arms

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US3762473A (en) * 1972-07-25 1973-10-02 Dresser Ind Well instrument positioning device
US4002063A (en) * 1975-09-26 1977-01-11 Dresser Industries, Inc. Well logging pad devices having differential pressure relief
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US4557326A (en) * 1984-02-02 1985-12-10 Geosource Inc. Well tool locking apparatus

Also Published As

Publication number Publication date
GB2178088A (en) 1987-02-04
GB8518823D0 (en) 1985-08-29
GB8530029D0 (en) 1986-01-15
US4715440A (en) 1987-12-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000725